/*
* JBoss, Home of Professional Open Source
* Copyright 2011, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.mobicents.protocols.ss7.map.smstpdu;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.nio.charset.Charset;
import org.mobicents.protocols.asn.AsnOutputStream;
import org.mobicents.protocols.ss7.map.api.MAPException;
import org.mobicents.protocols.ss7.map.api.smstpdu.DataCodingScheme;
import org.mobicents.protocols.ss7.map.api.smstpdu.FailureCause;
import org.mobicents.protocols.ss7.map.api.smstpdu.ParameterIndicator;
import org.mobicents.protocols.ss7.map.api.smstpdu.ProtocolIdentifier;
import org.mobicents.protocols.ss7.map.api.smstpdu.SmsDeliverReportTpdu;
import org.mobicents.protocols.ss7.map.api.smstpdu.SmsTpduType;
import org.mobicents.protocols.ss7.map.api.smstpdu.UserData;
/**
*
* @author sergey vetyutnev
*
*/
public class SmsDeliverReportTpduImpl extends SmsTpduImpl implements SmsDeliverReportTpdu {
private boolean userDataHeaderIndicator;
private FailureCause failureCause;
private ParameterIndicator parameterIndicator;
private ProtocolIdentifier protocolIdentifier;
private DataCodingScheme dataCodingScheme;
private int userDataLength;
private UserData userData;
private SmsDeliverReportTpduImpl() {
this.tpduType = SmsTpduType.SMS_DELIVER_REPORT;
this.mobileOriginatedMessage = true;
}
public SmsDeliverReportTpduImpl(FailureCause failureCause, ProtocolIdentifier protocolIdentifier, UserData userData) {
this();
this.failureCause = failureCause;
this.protocolIdentifier = protocolIdentifier;
this.userData = userData;
}
public SmsDeliverReportTpduImpl(byte[] data, Charset gsm8Charset) throws MAPException {
this();
if (data == null)
throw new MAPException("Error creating a new SmsDeliverReportTpdu instance: data is empty");
if (data.length < 1)
throw new MAPException("Error creating a new SmsDeliverReportTpdu instance: data length is equal zero");
ByteArrayInputStream stm = new ByteArrayInputStream(data);
int bt = stm.read();
if ((bt & _MASK_TP_UDHI) != 0)
this.userDataHeaderIndicator = true;
bt = stm.read();
if (bt == -1)
throw new MAPException(
"Error creating a new SmsDeliverReportTpdu instance: Failure-Cause and Parameter-Indicator fields have not been found");
if ((bt & 0x80) != 0) {
// Failure-Cause exists
this.failureCause = new FailureCauseImpl(bt);
bt = stm.read();
if (bt == -1)
throw new MAPException(
"Error creating a new SmsDeliverReportTpdu instance: Parameter-Indicator field has not been found");
}
this.parameterIndicator = new ParameterIndicatorImpl(bt);
if (this.parameterIndicator.getTP_PIDPresence()) {
bt = stm.read();
if (bt == -1)
throw new MAPException(
"Error creating a new SmsDeliverTpduImpl instance: protocolIdentifier field has not been found");
this.protocolIdentifier = new ProtocolIdentifierImpl(bt);
}
if (this.parameterIndicator.getTP_DCSPresence()) {
bt = stm.read();
if (bt == -1)
throw new MAPException(
"Error creating a new SmsDeliverTpduImpl instance: dataCodingScheme field has not been found");
this.dataCodingScheme = new DataCodingSchemeImpl(bt);
}
if (this.parameterIndicator.getTP_UDLPresence()) {
this.userDataLength = stm.read();
if (this.userDataLength == -1)
throw new MAPException(
"Error creating a new SmsDeliverTpduImpl instance: userDataLength field has not been found");
int avail = stm.available();
byte[] buf = new byte[avail];
try {
stm.read(buf);
} catch (IOException e) {
throw new MAPException("IOException while creating a new SmsDeliverTpduImpl instance: " + e.getMessage(), e);
}
userData = new UserDataImpl(buf, dataCodingScheme, userDataLength, userDataHeaderIndicator, gsm8Charset);
}
}
public boolean getUserDataHeaderIndicator() {
return this.userDataHeaderIndicator;
}
public FailureCause getFailureCause() {
return failureCause;
}
public ParameterIndicator getParameterIndicator() {
return parameterIndicator;
}
public ProtocolIdentifier getProtocolIdentifier() {
return protocolIdentifier;
}
public DataCodingScheme getDataCodingScheme() {
return dataCodingScheme;
}
public int getUserDataLength() {
return userDataLength;
}
public UserData getUserData() {
return userData;
}
public byte[] encodeData() throws MAPException {
if (this.userData != null) {
this.userData.encode();
this.userDataHeaderIndicator = this.userData.getEncodedUserDataHeaderIndicator();
this.userDataLength = this.userData.getEncodedUserDataLength();
this.dataCodingScheme = this.userData.getDataCodingScheme();
if (this.userData.getEncodedData().length > _UserDataDeliverReportLimit)
throw new MAPException("User data field length may not increase " + _UserDataDeliverReportLimit);
}
AsnOutputStream res = new AsnOutputStream();
// byte 0
res.write(SmsTpduType.SMS_DELIVER_REPORT.getEncodedValue() | (this.userDataHeaderIndicator ? _MASK_TP_UDHI : 0));
if (this.failureCause != null)
res.write(this.failureCause.getCode());
this.parameterIndicator = new ParameterIndicatorImpl(this.userData != null, this.dataCodingScheme != null,
this.protocolIdentifier != null);
res.write(this.parameterIndicator.getCode());
if (this.protocolIdentifier != null) {
res.write(this.protocolIdentifier.getCode());
}
if (this.dataCodingScheme != null) {
res.write(this.dataCodingScheme.getCode());
}
if (this.userData != null) {
res.write(this.userDataLength);
res.write(this.userData.getEncodedData());
}
return res.toByteArray();
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("SMS-DELIVER-REPORT tpdu [");
boolean started = false;
if (this.userDataHeaderIndicator) {
sb.append("userDataHeaderIndicator");
started = true;
}
if (this.failureCause != null) {
if (started)
sb.append(", ");
sb.append("failureCause=");
sb.append(this.failureCause.toString());
started = true;
}
if (this.parameterIndicator != null) {
if (started)
sb.append(", ");
sb.append(this.parameterIndicator.toString());
started = true;
}
if (this.protocolIdentifier != null) {
if (started)
sb.append(", ");
sb.append(this.protocolIdentifier.toString());
started = true;
}
if (this.userData != null) {
sb.append("\nMSG [");
sb.append(this.userData.toString());
sb.append("]");
}
sb.append("]");
return sb.toString();
}
}